As part of our review process we've implemented a new testing procedure. To test the Panasonic GH2 image quality, we shot our resolution chart, each with the Panasonic Lumix G Vario 14-140mm f/4-5.8 lens.

If you view our crops of the resolution chart's central section at 100% (or Actual Pixels) you will see that, for example, at ISO 160 the GH2 is capable of resolving up to 26/27 (line widths per picture height x100) in its highest quality JPEG files.

Examining images of the chart taken at each sensitivity setting reveals the following resolution scores in line widths per picture height x100: